From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B3D0336CE19; Wed, 20 May 2026 18:10:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779300607; cv=none; b=DXnMrTJoXhG+xlom0Hqa2th8MUbAEQ7tR/6PYHnVrYbbaA8fN/PeGPDF/Aom0DvZYTKSKpF+zRNAuGby6DyptjlwNiAin9GeCt1ekNlxwjKm7hGM979r5amsWooPR6HqlppiA3keKmZBcI6jIcXuF25ulH0SCL9pDaLLFMA7wlU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779300607; c=relaxed/simple; bh=GptGxb+Nse+cN4I4QiwJSjjBjPOFgYmCQK+ZVU8MHuw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=WqNx/MZKPWK3Y7PM8JPgr6vHtoJ84OLFGn9S33EXU76gXAVJKKNfVluJEyQvctnFHtX2y7MukUHDUXI678+uQ3fVva16nUeSRgn2Y8yLQByZHfvMCFRYxMlHlqLiP9TI5/qmlCSBeuo1D9NMeGtAm1C1mkqwQqzRN22ngwLPeR0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=O6yWLY66; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="O6yWLY66" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2A1911F000E9; Wed, 20 May 2026 18:10:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1779300606; bh=WcJkZ7YUqfWb8AZBmwwIKaq57XnMo4k1BATf5oR9ewg=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=O6yWLY66z9Z5IBp0NMVQ1DCCuU1eXpTgQGqjiU2OXczIpRPVQJxNKvuQG9XxIwujB 7FCEz/JKAZSiQvUIqhK5nOdr8cVYnX7YjQECxIkrQWICelyc6nhAS8BGxp10Gmdngt AvseloJge4GtN4nUMJKrvBg97vhMSguXVp4GijUM= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Vidya Sagar , Manikanta Maddireddy , Manivannan Sadhasivam , Bjorn Helgaas , Jon Hunter , Sasha Levin Subject: [PATCH 6.12 238/666] PCI: tegra194: Use devm_gpiod_get_optional() to parse "nvidia,refclk-select" Date: Wed, 20 May 2026 18:17:29 +0200 Message-ID: <20260520162116.374329153@linuxfoundation.org> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260520162111.222830634@linuxfoundation.org> References: <20260520162111.222830634@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ From: Vidya Sagar [ Upstream commit f62bc7917de1374dce86a852ffba8baf9cb7a56a ] The GPIO DT property "nvidia,refclk-select", to select the PCIe reference clock is optional. Use devm_gpiod_get_optional() to get it. Fixes: c57247f940e8 ("PCI: tegra: Add support for PCIe endpoint mode in Tegra194") Signed-off-by: Vidya Sagar Signed-off-by: Manikanta Maddireddy Signed-off-by: Manivannan Sadhasivam Signed-off-by: Bjorn Helgaas Tested-by: Jon Hunter Reviewed-by: Jon Hunter Reviewed-by: Vidya Sagar Link: https://patch.msgid.link/20260324190755.1094879-7-mmaddireddy@nvidia.com Signed-off-by: Sasha Levin --- drivers/pci/controller/dwc/pcie-tegra194.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/pci/controller/dwc/pcie-tegra194.c b/drivers/pci/controller/dwc/pcie-tegra194.c index 4b88cfd1fa64e..fcc9f724147c4 100644 --- a/drivers/pci/controller/dwc/pcie-tegra194.c +++ b/drivers/pci/controller/dwc/pcie-tegra194.c @@ -1184,9 +1184,9 @@ static int tegra_pcie_dw_parse_dt(struct tegra_pcie_dw *pcie) return err; } - pcie->pex_refclk_sel_gpiod = devm_gpiod_get(pcie->dev, - "nvidia,refclk-select", - GPIOD_OUT_HIGH); + pcie->pex_refclk_sel_gpiod = devm_gpiod_get_optional(pcie->dev, + "nvidia,refclk-select", + GPIOD_OUT_HIGH); if (IS_ERR(pcie->pex_refclk_sel_gpiod)) { int err = PTR_ERR(pcie->pex_refclk_sel_gpiod); const char *level = KERN_ERR; -- 2.53.0